\begin{tabular}{l*{5}{c}}
\toprule
            &\multicolumn{1}{c}{\shortstack{Cand. wins,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. runs,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. qualif.,\\t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. other\\cand., t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. all\\cand., t+1}}\\\cmidrule(lr){2-2}\cmidrule(lr){3-3}\cmidrule(lr){4-4}\cmidrule(lr){5-5}\cmidrule(lr){6-6}
            &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}\\
\midrule
RD\_Estimate &       0.012&       0.050&       0.049&       0.062&       0.109\\
            &     (0.008)&     (0.021)&     (0.015)&     (0.055)&     (0.054)\\
\midrule
Robust p-value&       0.342&       0.056&       0.021&       0.343&       0.113\\
Observations&        7706&        7706&        7706&        7252&        7252\\
Polynomial order&           1&           1&           1&           1&           1\\
Bandwidth   &       0.025&       0.025&       0.025&       0.025&       0.025\\
Mean, left of threshold&       0.016&       0.228&       0.067&       1.744&       1.961\\
\bottomrule
\end{tabular}
